singer song writer michelle went on rant during a show last might that led more than half the audience to walk out. tonight show goers still outraged and the singer already paying appraise. john is here with the story. >> fans of my shell were simply expecting to enjoy one of the favorite singers but instead they walked out in disgust about an hour that the music. and she did something it never did before. it stopped a show. ♪ there's one thing. >>reporter: starting in the 80's michelle shock built a reputation as alternative folk singer later became a born again christian. last night on this stage in san francisco, she developed a new reputation in just minutes. >> yes, i was offended. >>reporter: james patterson among the 200 patrons who watch the singer launch into anti-gay rant. >> that when they stop proposition 8 and priest are forced at gun point to marry gay people, then that will lead to the downfall of civilization and jesus will return. >>reporter: employee at the club were stunned. marketing director lisa got a call at home about shock was saying. >> hypocracy of the bibl